Steel 15ХГСМЛ
36CrNrL steel
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Steel 35KhNML
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Steel 35KhN2ML
Steel 35KhN2VL
Steel 35KhML
Steel 35KhGFL (35KhGF)
Steel 35KhGSL
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Steel 35NGML
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Steel 80GSL
Steel 75KhNMFL
Steel 70X2GL
70GL steel
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Steel 28X11ML
Steel 55SL
50KhGL steel
Steel 45FL
45GL steel
40KhFL steel
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40KhN2L steel
40KhML steel
40KhL steel
40KhGRL steel
40GTL steel
Steel 12Х2НМЛ (VKL-3М)
20GL steel
16KhGTL steel
Steel 16Х3МФЛ
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Steel 15Х1М1ФЛ
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Steel 13KhNDFTL
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20GML steel
Steel 12Х2НВМЛ (VKL-3)
Steel 12DKhN1MFL
Steel 12DN2FL
08TL steel
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Steel 08GDNL (SL-30)
08G2FL steel
Steel 03N12H5M3TUL
Steel 03N12H5M3TL
20XL steel
Steel 25KhGSL
Steel 25KhGL
Steel 25Х2ГНМФЛ
Steel 25GSL
Steel 23ХГСС2МФЛ
Steel 23GNMFL
20KhNFL steel
20KhNL steel
20XHN3L steel
20KhMFL steel
20KhML steel
Steel 27Х5GSML
20KhGSL steel
Steel 20Х3МВФЛ (ЭИ415Л)
20FL steel
20DHL steel
20GFL steel (20G1FL)
20GTL steel
20GSL steel
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20GNMYL steel
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Designation
| Name | The value |
|---|---|
| Designation GOST Cyrillic | 15ХГСМЛ |
| Designation GOST Latin | 15XGCML |
| Transliteration | 15HGSML |
| The chemical elements | 15CrMnСMo |
Description
15ХГСМЛ steel is used: for the manufacture of the 1st, 2nd and 3rd groups casting parts of pipe fittings in North version with the testing of impact toughness KCU-60≥500 kJ/m2 (5,0 kgf·m/cm2) operating at temperatures of the working medium from -60 up to +400 °C without limitations nominal operating pressure.
Standards
| Name | Code | Standards |
|---|---|---|
| Castings, steel | В82 | OST 26-07-402-83, ST ЦКБА 014-2004 |
Chemical composition
| Standard | C | S | P | Mn | Cr | Si | Fe | Mo |
|---|---|---|---|---|---|---|---|---|
| ST ЦКБА 014-2004 | 0.1-0.18 | ≤0.035 | ≤0.04 | 0.4-1.2 | 0.4-0.8 | 0.4-1.2 | The rest | 0.15-0.3 |
Fe is the basis.
Mechanical characteristics
| sT|s0,2, MPa | σB, MPa | d | y, % | kJ/m2, кДж/м2 |
|---|---|---|---|---|
| Casting parts of pipe fittings. Normalizing at 930-950 °C (extract 3 hrs.), air cooling + vacation at 680 °C (extract 3 hours), air cooling KCU+20/-60 | ||||
| ≥300 | ≥450 | ≥25 | ≥50 | ≥1000/500 |
Description mechanical marks
| Name | Description |
|---|---|
| sT|s0,2 | Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2% |
| σB | Limit short-term strength |
| d | Elongation after rupture |
| y | The relative narrowing |
| kJ/m2 | Toughness |
